Teddy boy
/ˈtedɪ bɔɪ; `tɛdɪ ˌbɔɪ/ (also ted/ ted; tɛd/) n (Brit infml 口) (in the 1950's) young man who expressed rebellion by wearing clothes similar to those of the Edwardian period (1901-10), and sometimes behaved violently （五十年代的）不良少年（穿著类似爱德华时代--1901-1910--的服装, 行为有时粗野以示叛逆）.